Goldwood GW-1038

• Sensitivity (1W, 1m, infinite baffle) SPL1W 87.1dB
• Frequency response 29 - 6000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 33.7Hz
• Mechanical quality factor QMS 4.40
• Electrical quality factor QES 1.50
• Total quality factor QTS 1.10

Large signal parameters

• Maximum linear excursion xmax 2.5mm
• Air volume displaced at xmax VD 89cm³
• Power handling P 130W
• Program power Pmax 250W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 7.2Ω
• Inductance (1kHz) LE 0.6mH
• VC Diameter 38.1mm
• Winding material Aluminum

Magnet

• Force factor Bl 6.8N/A
• Motor constant Bl/√RE 2.53N/√W
• Weight 0.85kg

Diaphragm

• Effective diameter 213mm
• Effective area SD 355cm²
• Moving mass MMS 43.7g
• Moving mass (without air load) MMD 39g
• Material Poly-Mica

Suspensions

• Stiffness KMS 1.96N/mm
• Compliance CMS 509µm/N
• Equivalent volume to the compliance VAS 90.3L
• Mechanical resistance RMS 2.1N·s/m
• Surround material Butyl Rubber

Dimensions

• Nominal diameter 10″
• 254mm
• Overall diameter 254mm
• Baffle cutout diameter 235mm
• Mounting depth 105mm
• Volume occupied by the driver (estimated) 0.77L
• Net weight 1.871kg
• Frame material Stamped Steel